body{
    padding: 0px;
    margin: 0px;

    overflow-y:hidden
}
.header{
    width: 100%;
    height: 100px;
    background-color: deepskyblue;
    float: left;
}
.log{
    width: 160px;
    float: left;
    margin-top: 25px;
    margin-left: 20px;
}
.tittle{
    float: left;
    margin-top: 15px;
    margin-left: 30px;
}
.box-cneter{
    margin-top: 30px;
    margin-left: 15%;
    margin-right: 15%;
    width: 70%;
    height: 800px;
    float: left;
}
#box_head{
    margin-top: 20px;
    margin-left: 130px;
    margin-right: 130px;
    text-align: center;
    width: 800px;
    border-bottom: 1px solid #D8D8D8;
}
.readerregist{
    font-size: 28px;
    line-height: 34px;
    font-family: "微软雅黑";
    color: red;
    background-color: #00BFFF;
}
.authorregist{
    font-size: 28px;
    line-height: 34px;
    font-family:'微软雅黑';
    color: red;
}
#form{
    margin-top: 20px;
    margin-left: 130px;
    margin-right: 130px;
    text-align: center;
    width: 800px;
    height: 100px;
}
